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EP1059209B1 - Head and shoulder protection device for a vehicle occupant - Google Patents

Head and shoulder protection device for a vehicle occupant Download PDF

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Publication number
EP1059209B1
EP1059209B1 EP00109315A EP00109315A EP1059209B1 EP 1059209 B1 EP1059209 B1 EP 1059209B1 EP 00109315 A EP00109315 A EP 00109315A EP 00109315 A EP00109315 A EP 00109315A EP 1059209 B1 EP1059209 B1 EP 1059209B1
Authority
EP
European Patent Office
Prior art keywords
air bag
pillar
airbag
protective device
deflector element
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP00109315A
Other languages
German (de)
French (fr)
Other versions
EP1059209A2 (en
EP1059209A3 (en
Inventor
Frank Schink
Ulrich Tschäschke
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mercedes Benz Group AG
Original Assignee
DaimlerChrysler AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by DaimlerChrysler AG filed Critical DaimlerChrysler AG
Publication of EP1059209A2 publication Critical patent/EP1059209A2/en
Publication of EP1059209A3 publication Critical patent/EP1059209A3/en
Application granted granted Critical
Publication of EP1059209B1 publication Critical patent/EP1059209B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23Inflatable members
    • B60R21/231Inflatable members characterised by their shape, construction or spatial configuration
    • B60R21/2334Expansion control features
    • B60R21/2338Tethers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23Inflatable members
    • B60R21/231Inflatable members characterised by their shape, construction or spatial configuration
    • B60R21/232Curtain-type airbags deploying mainly in a vertical direction from their top edge
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23Inflatable members
    • B60R21/231Inflatable members characterised by their shape, construction or spatial configuration
    • B60R21/2334Expansion control features
    • B60R21/2338Tethers
    • B60R2021/23386External tether means

Definitions

  • the invention relates to a protective device for the head and Shoulder area of vehicle occupants in the event of a side or Incidental impact, with the in the preamble of claim 1 explained features.
  • Such a protective device is known from EP 0 814 001 A1 known.
  • the in the lateral roof edge area in folded state deposited airbag extends when activating the upper roof edge area down and covering, forming an impact cushion, the upper door or window frame.
  • the airbag is, seen in the direction of travel, with its front and rear airbag part in the lower edge region over band-like connecting elements on each column of the Passenger compartment anchored.
  • the airbag bspw. extends along the entire vehicle interior, the Connecting elements hinged to the A-pillar and C-pillar, wherein whose attachment point on the airbag when filling by a gas generator a circular arc around the column side An articulation point of the connecting elements describes.
  • the impact pad are at long settlement of the Airbags and a lesser, for example, by the distance of A and B-pillar conditioned airbag length limits.
  • This is preferably a tension line forming connecting element in the course of the airbag activation streamlined, whereby by the support of the between stationary upper deflector and column side Anchoring point extending linen section over the am Airbag attached deflector on the airbag a resulting Force is transmitted, which tries to move the airbag towards to pull the pillar of the passenger compartment at this Linen section is set.
  • An embodiment of the invention according to claim 2 provides the Advantage of an optimally effective airbag tension.
  • An embodiment of the invention according to claim 3 allows the Use of a tension cord of shortest length, which in relation to the Space requirement for the folded airbag is essential.
  • the airbag can be between two adjacent columns of the Passenger compartment or via the between the A-pillar and the C-pillar extend in each case is low, that on the upper, stationary deflector Guided fastener to the passenger compartment according to claim 4 set, since then the distance between the column side Attachment point and the airbag side deflector relative can stay small.
  • FIG. 10 denotes a portion of a roof longitudinal spar one Passenger car, 12 a to this subsequent A-pillar and 14, a B-pillar.
  • At 16 as a whole is one Protective device for the head and shoulder area of Vehicle occupants referred to, for example, from the A-pillar 12 to the B-pillar 14 extending side airbag 18 has. This could also be up to a C-pillar or between this and the B-pillar 14 extend.
  • the side airbag When not activated, the side airbag is 18 folded under a panel of the A and B pillars 12th and 14 and the lateral roof longitudinal spar 10 hidden arranged.
  • On the side airbag 18 is in a known manner by a sensor triggerable and preferably also in the Dachlteilsholm 10 installed gas generator 20 connected.
  • the side airbag 18 is at its, in Direction of travel considered, front and rear airbag part in Area of its lower edge portion 18 ', each with a Connecting element 22 and 24 connected.
  • connecting element 22 preferably in the form of a Tether, at 26 at the A-pillar 12 and at 28 near the front Edge part 18 "of the airbag 18 is attached forms that Connecting element 24, an airbag 18 in gas-filled Condition in the plane drawing tension line.
  • the tension cord 24 is with its one end preferably at a distance a below one Attachment points 26 and 28 of the suspension line 22 containing Horizontal plane b at B-pillar 14 at 30 and with her other end at 32 in the region of the lower edge portion 18 'of the Airbags 18 attached as well as two in height to each other staggered deflecting members 34 and 36 led around.
  • the deflector 34 is approximately in the middle and in the Essentially in the same horizontal plane as the Attachment points 30, 32 of the tension cord 24 between these on Airbag 18 attached while the deflector 36 on Roof longitudinal spar 10 is preferably positioned so that it approximately in the middle between the airbag side provided Attachment point 32 and the airbag side diverter 34th lies.
  • the gas generator 20 In case of an impact from the side or diagonally from the front the gas generator 20 is activated and the side airbag inflated, wherein this unfolds in the vertical Direction moved down. He is in the filling phase by the tether 22 and the tensioning cord 24 at the same time held both ends, tightened in the longitudinal direction and thereby created on the window part to be covered.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air Bags (AREA)

Description

Die Erfindung betrifft eine Schutzvorrichtung für den Kopf- und Schulterbereich von Fahrzeuginsassen im Falle eines Seitenoder Schrägaufpralls, mit den im Oberbegriff des Anspruches 1 erläuterten Merkmalen.The invention relates to a protective device for the head and Shoulder area of vehicle occupants in the event of a side or Incidental impact, with the in the preamble of claim 1 explained features.

Eine derartige Schutzvorrichtung ist aus EP 0 814 001 A1 bekannt. Der im seitlichen Dachkantenbereich in zusammengefaltetem Zustand deponierte Airbag erstreckt sich beim Aktivieren vom oberen Dachkantenbereich nach unten und überdeckt dabei, ein Aufprallkissen bildend, den oberen Tür- bzw. Fensterrahmen.Such a protective device is known from EP 0 814 001 A1 known. The in the lateral roof edge area in folded state deposited airbag extends when activating the upper roof edge area down and covering, forming an impact cushion, the upper door or window frame.

Der Airbag ist, in Fahrtrichtung gesehen, mit seinem vorderen und hinteren Airbagteil in dessen unterem Randbereich über bandartige Verbindungselemente an jeweils einer Säule der Fahrgastzelle verankert. Sofern sich dabei der Airbag bspw. längs der gesamten Fahrzeuginnenseite erstreckt, sind die Verbindungselemente an der A-Säule und C-Säule angelenkt, wobei deren Befestigungspunkt am Airbag bei dessen Befüllung durch einen Gasgenerator einen Kreisbogen um den säulenseitigen Anlenkpunkt der Verbindungselemente beschreibt.The airbag is, seen in the direction of travel, with its front and rear airbag part in the lower edge region over band-like connecting elements on each column of the Passenger compartment anchored. Insofar as the airbag bspw. extends along the entire vehicle interior, the Connecting elements hinged to the A-pillar and C-pillar, wherein whose attachment point on the airbag when filling by a gas generator a circular arc around the column side An articulation point of the connecting elements describes.

Durch die Anbindung des Airbags an zwei Säulen der Fahrgastzelle wird einerseits eine seitenwandnahe Führung desselben während des Befüllungsvorganges und andererseits durch eingeschnürte Bereiche des Airbags und somit durch eine spezielle Form des Aufprallkissens beim Aufblasen und dem damit verbundenen Verkürzen desselben zwischen den beiden Verankerungspunkten in Längsrichtung des Airbags ein definierter Spannungsverlauf bzw. ein solches Straffen erzielt.By connecting the airbag to two columns of Passenger compartment is on the one hand a side wall near leadership during the filling process and on the other hand by constricted areas of the airbag and thus by a special shape of the impact pad when inflating and with it connected shortening of the same between the two Anchoring points in the longitudinal direction of the airbag achieved defined voltage curve or such a tightening.

Einer derartigen, im Zusammenwirken mit den Verbindungselementen die Kissenspannung bewirkenden Verkürzung des Aufprallkissens sind jedoch bei langer Abwicklung des Airbags und einer geringeren, bspw. durch den Abstand von A-und B-Säule bedingten Airbaglänge Grenzen gesetzt.Such, in cooperation with the Connecting elements the cushion voltage causing shortening However, the impact pad are at long settlement of the Airbags and a lesser, for example, by the distance of A and B-pillar conditioned airbag length limits.

Hier setzt nun die Erfindung ein. Es liegt ihr die Aufgabe zugrunde, eine Schutzvorrichtung der im Oberbegriff des Anspruches 1 erläuterten Art anzugeben, die bei jeder Dimensionierung des Airbag ohne zusätzliche Maßnahmen, wie das spezielle, bereichsweise Einschnüren des Aufprallkissens oder den Einsatz einer pyrotechnischen oder federkraftbetätigten Straffvorrichtung gemäß DE 195 19 297 A1, ein Straffen desselben in aufgeblasenem Zustand sicherstellt.This is where the invention begins. It's up to her underlying, a protective device in the preamble of Claim 1 explained type indicate that at each Dimensioning the airbag without additional measures, like that special, regionally constricting the impact pad or the use of a pyrotechnic or spring-actuated Tightening device according to DE 195 19 297 A1, a tightening in the inflated state.

Diese Aufgabe wird erfindungsgemäß durch die kennzeichnenden Merkmale des Anspruches 1 gelöst.This object is achieved by the characterizing Characteristics of claim 1 solved.

Durch die erfindungsgemäße Führung eines der Verbindungselemente über ein im seitlichen Dachkantenbereich vorgesehenes, stationäres Umlenkglied sowie um ein am Airbag zwischen beiden Befestigungspunkten des Verbindungselementes angeordnetes Umlenkglied wird erreicht, dass sich beim Entfalten des Airbag während seiner Gasbefüllung nach unten der airbagseitige Befestigungspunkt sowie das am Airbag vorgesehene Umlenkglied sich ebenfalls gemeinsam relativ zum stationären, im seitlichen Dachkantenbereich angeordneten Umlenkglied nach unten verlagern. Hierbei wird das vorzugsweise eine Straffleine bildende Verbindungselement im Verlaufe der Airbagaktivierung gestrafft, wobei durch die Abstützung des sich zwischen stationärem, oberem Umlenkglied und säulenseitigem Verankerungspunkt erstreckenden Leinenteilstückes über das am Airbag befestigte Umlenkglied auf den Airbag eine resultierende Kraft übertragen wird, die versucht, den Airbag in Richtung auf die Säule der Fahrgastzelle zu ziehen, an der dieses Leinenteilstück festgelegt ist.By the leadership of the invention one of Connecting elements via a in the lateral roof edge area provided, stationary deflecting member and one on the airbag between the two attachment points of the connecting element arranged deflection is achieved that during the Unfolding the airbag during its gas filling down the Airbag-side attachment point and provided on the airbag Deflector also together relative to the stationary, in the lateral roof edge region arranged deflecting after shift down. This is preferably a tension line forming connecting element in the course of the airbag activation streamlined, whereby by the support of the between stationary upper deflector and column side Anchoring point extending linen section over the am Airbag attached deflector on the airbag a resulting Force is transmitted, which tries to move the airbag towards to pull the pillar of the passenger compartment at this Linen section is set.

Daraus resultiert im Zusammenwirken mit dem anderen, am Airbag angreifenden Verbindungselement ein den Airbag momentan an der Innenseitenwand der Fahrgastzelle fixierendes Straffen desselben.This results in interaction with the other, on the airbag attacking connecting a the airbag currently at the Inner side wall of the passenger cell fixing tightening thereof.

Eine Ausgestaltung der Erfindung nach Anspruch 2 bietet den Vorteil einer optimal wirksamen Airbagspannung.An embodiment of the invention according to claim 2 provides the Advantage of an optimally effective airbag tension.

Eine Ausgestaltung der Erfindung nach Anspruch 3 ermöglicht den Einsatz einer Straffleine kürzester Länge, was in Bezug auf den Platzbedarf für den zusammengefalteten Airbag wesentlich ist.An embodiment of the invention according to claim 3 allows the Use of a tension cord of shortest length, which in relation to the Space requirement for the folded airbag is essential.

Der Airbag kann sich zwischen zwei benachbarten Säulen der Fahrgastzelle oder über den zwischen der A-Säule und der C-Säule liegenden Bereich erstrecken, wobei es in jedem Falle günstig ist, das über das obere, stationäre Umlenkglied geführte Verbindungselement an der Fahrgastzelle gemäß Anspruch 4 festzulegen, da dann der Abstand zwischen dem säulenseitigen Befestigungspunkt und dem airbagseitigen Umlenkglied relativ klein bleiben kann.The airbag can be between two adjacent columns of the Passenger compartment or via the between the A-pillar and the C-pillar extend in each case is low, that on the upper, stationary deflector Guided fastener to the passenger compartment according to claim 4 set, since then the distance between the column side Attachment point and the airbag side deflector relative can stay small.

Sofern der Airbag lediglich zwischen der A-Säule und B-Säule positioniert werden sollte, ergibt sich eine vorteilhafte Konstruktion gemäß Anspruch 5, da in diesem Falle zugleich ein wirksamer Schutz des Kopfes bei einem Aufprall gegen die A-Säule erreicht wird.
In der Zeichnung ist, stark schematisiert, ein mögliches Ausführungsbeispiel der Erfindung dargestellt. Es zeigen:

Figur 1
eine Seitenansicht einer Schutzvorrichtung mit einem in einem seitlichen Dachkantenbereich einer Fahrgastzelle verstauten Airbag;
Figur 2
eine Darstellung entsprechend Figur 1, wobei der Airbag in aufgeblasenem und seitlich verspanntem Zustand dargestellt ist.
If the airbag should only be positioned between the A-pillar and B-pillar, the result is an advantageous construction according to claim 5, since in this case at the same time an effective protection of the head is achieved in an impact against the A-pillar.
In the drawing, highly schematic, a possible embodiment of the invention is shown. Show it:
FIG. 1
a side view of a protective device with a stowed in a lateral roof edge region of a passenger compartment airbag;
FIG. 2
a representation corresponding to Figure 1, wherein the airbag is shown in inflated and laterally braced state.

10 bezeichnet einen Abschnitt eines Dachlängsholmes eines Personenkraftwagens, 12 eine sich an diesen anschließende A-Säule und 14 eine B-Säule. Mit 16 ist als Ganzes eine Schutzvorrichtung für den Kopf- und Schulterbereich von Fahrzeuginsassen bezeichnet, die einen sich bspw. von der A-Säule 12 zur B-Säule 14 erstreckenden Seitenairbag 18 aufweist. Dieser könnte sich auch bis zu einer C-Säule oder zwischen dieser und der B-Säule 14 erstrecken.10 denotes a portion of a roof longitudinal spar one Passenger car, 12 a to this subsequent A-pillar and 14, a B-pillar. At 16 as a whole is one Protective device for the head and shoulder area of Vehicle occupants referred to, for example, from the A-pillar 12 to the B-pillar 14 extending side airbag 18 has. This could also be up to a C-pillar or between this and the B-pillar 14 extend.

In nicht aktiviertem Zustand ist der Seitenairbag 18 zusammengefaltet unter einer Verkleidung der A- und B-Säule 12 und 14 sowie des seitlichen Dachlängsholmes 10 versteckt angeordnet. Am Seitenairbag 18 ist in bekannter Weise ein durch einen Sensor auslösbarer und vorzugsweise gleichfalls im Dachlängsholm 10 installierter Gasgenerator 20 angeschlossen.When not activated, the side airbag is 18 folded under a panel of the A and B pillars 12th and 14 and the lateral roof longitudinal spar 10 hidden arranged. On the side airbag 18 is in a known manner by a sensor triggerable and preferably also in the Dachlängsholm 10 installed gas generator 20 connected.

Wie Figur 2 zeigt, ist der Seitenairbag 18 an seinem, in Fahrtrichtung betrachtet, vorderen und hinteren Airbagteil im Bereich seines unteren Randteils 18' mit jeweils einem Verbindungselement 22 bzw. 24 verbunden.As shown in FIG. 2, the side airbag 18 is at its, in Direction of travel considered, front and rear airbag part in Area of its lower edge portion 18 ', each with a Connecting element 22 and 24 connected.

Während das Verbindungselement 22, vorzugsweise in Form einer Fangleine, bei 26 an der A-Säule 12 und bei 28 nahe am vorderen Randteil 18" des Airbags 18 befestigt ist, bildet das Verbindungselement 24 eine den Airbag 18 in gasgefülltem Zustand in der Zeichenebene verspannende Straffleine. While the connecting element 22, preferably in the form of a Tether, at 26 at the A-pillar 12 and at 28 near the front Edge part 18 "of the airbag 18 is attached forms that Connecting element 24, an airbag 18 in gas-filled Condition in the plane drawing tension line.

Zu diesem Zweck ist die Straffleine 24 mit ihrem einen Ende vorzugsweise im Abstand a unterhalb einer die Befestigungspunkte 26 und 28 der Fangleine 22 enthaltenden Horizontalebene b an der B-Säule 14 bei 30 und mit ihrem anderen Ende bei 32 im Bereich des unteren Randteils 18' des Airbags 18 befestigt sowie um zwei in der Höhe zueinander versetzte Umlenkglieder 34 und 36 herumgeführt.For this purpose, the tension cord 24 is with its one end preferably at a distance a below one Attachment points 26 and 28 of the suspension line 22 containing Horizontal plane b at B-pillar 14 at 30 and with her other end at 32 in the region of the lower edge portion 18 'of the Airbags 18 attached as well as two in height to each other staggered deflecting members 34 and 36 led around.

Das Umlenkglied 34 ist ungefähr in der Mitte und im Wesentlichen in der gleichen Horizontalebene wie die Befestigungspunkte 30, 32 der Straffleine 24 zwischen diesen am Airbag 18 befestigt, während das Umlenkglied 36 am Dachlängsholm 10 vorzugsweise so positioniert ist, dass es ungefähr in der Mitte zwischen dem airbagseitig vorgesehenen Befestigungspunkt 32 und dem airbagseitigen Umlenkglied 34 liegt.The deflector 34 is approximately in the middle and in the Essentially in the same horizontal plane as the Attachment points 30, 32 of the tension cord 24 between these on Airbag 18 attached while the deflector 36 on Roof longitudinal spar 10 is preferably positioned so that it approximately in the middle between the airbag side provided Attachment point 32 and the airbag side diverter 34th lies.

Selbstverständlich könnte die erläuterte Anordnung der Straffleine 24 auch so getroffen sein, dass deren Befestigungspunkt 30 an der A-Säule 12 vorhanden wäre.Of course, the explained arrangement of Straffleine 24 also be taken so that their Attachment point 30 would be present on the A-pillar 12.

Wie Figur 2 zeigt, befinden sich Fangleine 22 und Straffleine 24 bei inaktivierter Schutzvorrichtung 16 hinter der Verkleidung von A- und B-Säule 12 und 14.As FIG. 2 shows, there are suspension lines 22 and tension lines 24 with inactivated protection device 16 behind the Cladding of A and B pillars 12 and 14.

Im Falle eines Aufpralls von der Seite oder schräg von Vorne wird der Gasgenerator 20 aktiviert und der Seitenairbag aufgeblasen, wobei sich dieser beim Entfalten in vertikaler Richtung nach unten bewegt. Dabei wird er in der Füllendphase durch die Fangleine 22 und die Straffleine 24 zugleich an beiden Stirnenden gehalten, in Längsrichtung gestrafft und dadurch an die abzudeckende Fensterpartie angelegt.In case of an impact from the side or diagonally from the front the gas generator 20 is activated and the side airbag inflated, wherein this unfolds in the vertical Direction moved down. He is in the filling phase by the tether 22 and the tensioning cord 24 at the same time held both ends, tightened in the longitudinal direction and thereby created on the window part to be covered.

Das Straffen des so zustandekommenden Aufprallschutzes wird folgendermaßen erreicht: Beim Entfalten des Seitenairbag 18 erfolgt eine Relativbewegung des Befestigungspunktes 32 der Straffleine 24 und des Umlenkgliedes 34 zu deren säulenseitigem Befestigungspunkt 30 sowie zum dachholmseitigen, stationären oberen Umlenkglied 36, mit der Folge, dass die Straffleine 24 über das obere Umlenkglied 36 gezogen wird. Das zwischen dem säulenseitigen Befestigungspunkt 30 sowie dem oberen Umlenkglied 36 vorhandene und um das airbagfeste Umlenkglied 34 herumgeführte Teilstück 24' der Straffleine 24 hat dabei das Bestreben, sich zu strecken, woran es jedoch durch das Umlenkglied 34 gehindert ist. Infolgedessen wird durch dieses Straffleinenteilstück 24' auf das Umlenkglied 34 eine resultierende Kraft übertragen, die versucht, dasselbe radial schräg nach oben in Richtung auf die B-Säule 14 zu verlagern. Dabei kommt aufgrund der durch die Fangleine 22 erzeugten Reaktionskraft das erwünschte Straffen des Airbags 18 zustande.The tightening of the resulting impact protection becomes achieved when unfolding the side airbag 18 a relative movement of the attachment point 32 of the Tautening cord 24 and the deflecting member 34 to the column side Fixing point 30 and to the roof spar side, stationary upper deflecting member 36, with the result that the tensioning cord 24 is pulled over the upper deflecting member 36. That between the column-side attachment point 30 and the upper Deflection member 36 existing and the airbag resistant deflecting 34th guided around section 24 'of the tensioning cord 24 has the Endeavoring to stretch, but what the Deflection member 34 is prevented. As a result, this will be through this Straffleinenteilstück 24 'on the deflector 34 a transmitted resultant force trying to radial same shift obliquely upwards in the direction of the B-pillar 14. This is due to the generated by the fishing line 22 Reactive force the desired tightening of the airbag 18.

Claims (5)

  1. Device (16) for protecting the head and shoulder region of vehicle passengers in the event of a side impact or an oblique impact, having a side air bag (18) inflatable by a gas generator (20), which in the folded state is stowed in the side roof edge region (10) of a vehicle body and in the inflated state forms a cushion-shaped lateral impact protection, and is anchored in its bottom peripheral region (18') by its front and rear air bag part, as viewed in the direction of travel, respectively to a pillar (12) and (14) of the passenger compartment by means of connecting elements (22, 24), characterised in that at least one of the connecting elements (24) is flexible and is fed around a first, stationary deflector element (36) provided in the lateral roof edge region (10) and round at least a second deflector element (34) which is provided on the bottom peripheral region (18') of the air bag (18) and lies between the two attachment points (30, 32) of the connecting element (24).
  2. Protective device as claimed in claim 1, characterised in that when the side air bag (18) is inflated, the air bag-side and pillar-side attachment points (30, 32), the connecting element (24) and its air-bag side deflector element (34) essentially lie in a common horizontal plane.
  3. Protective device as claimed claim 1, characterised in that the stationary deflector element (36) provided in the roof edge region (10) is disposed approximately in the middle between the air bag-side attachment point (32) and the air bag-side deflector element (34) of the connecting element (24).
  4. Protective device as claimed in claim 1, characterised in that the side air bag (18) extends at least between two pillars (12 and 14) of the passenger compartment and the connecting element fed round the top stationary deflector element (36) is retained on the rearmost of the two pillars (12, 14).
  5. Protective device as claimed in claim 4, characterised in that at least the side window of the passenger compartment between the A pillar (12) and the B pillar (14) and at least certain regions of the A pillar (12) can be covered by the air bag (18).
EP00109315A 1999-06-10 2000-04-29 Head and shoulder protection device for a vehicle occupant Expired - Lifetime EP1059209B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19926269 1999-06-10
DE19926269A DE19926269B4 (en) 1999-06-10 1999-06-10 Protective device for the head and shoulder area of vehicle occupants

Publications (3)

Publication Number Publication Date
EP1059209A2 EP1059209A2 (en) 2000-12-13
EP1059209A3 EP1059209A3 (en) 2000-12-20
EP1059209B1 true EP1059209B1 (en) 2003-03-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP00109315A Expired - Lifetime EP1059209B1 (en) 1999-06-10 2000-04-29 Head and shoulder protection device for a vehicle occupant

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US (1) US6347807B1 (en)
EP (1) EP1059209B1 (en)
DE (2) DE19926269B4 (en)

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US6733035B2 (en) 2002-03-05 2004-05-11 Delphi Technologies, Inc. Side curtain air bag assembly
GB2387150B (en) * 2002-04-05 2005-08-24 Autoliv Dev Improvements in or relating to motor vehicle safety devices
DE10229102A1 (en) * 2002-06-25 2004-01-29 Takata Corp. Occupant protection device for motor vehicle occupants
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DE19926269B4 (en) 2004-07-15
DE50001526D1 (en) 2003-04-30
EP1059209A2 (en) 2000-12-13
DE19926269A1 (en) 2000-12-21
EP1059209A3 (en) 2000-12-20
US6347807B1 (en) 2002-02-19

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